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    • 3. 发明授权
    • Speaker system
    • 扬声器系统
    • US08189823B2
    • 2012-05-29
    • US12514569
    • 2007-11-12
    • Seiichi TezukaTsutomu Yoshioka
    • Seiichi TezukaTsutomu Yoshioka
    • H04R25/00
    • H04R1/24H04R1/403
    • An object of the present invention is to provide a speaker system in which a woofer and a group of tweeters are substantially coaxially arranged, and sound waves emitted from the woofer and sound waves emitted from the tweeter are less likely to interfere with each other in at least one direction, and whose sound pressure frequency characteristics easily stabilize. A speaker system according to the present invention includes a woofer and three or more tweeters, and the tweeters are arranged in front of the woofer in a circular-arc formation.
    • 本发明的目的是提供一种扬声器系统,其中低音扬声器和一组高音扬声器基本上同轴地布置,并且从低频扬声器发射的声波和从高音单元发射的声波不太可能彼此干扰 至少一个方向,其声压频率特性容易稳定。 根据本发明的扬声器系统包括低音扬声器和三个或更多个高音扬声器,并且高音扬声器以圆弧形式布置在低音扬声器的前面。
    • 7. 发明授权
    • Loudspeaker horn
    • 喇叭喇叭
    • US5285025A
    • 1994-02-08
    • US514983
    • 1990-04-26
    • Tsutomu Yoshioka
    • Tsutomu Yoshioka
    • G10K11/02H04R1/30G10K11/00G10K13/00
    • G10K11/025H04R1/30
    • A speaker horn including a first and a second pair of side walls. The first pair of side walls has a first section and a second section between first and second ends, and the second pair of side walls has a third section and a fourth section between third and fourth ends. The first pair of side walls has, in a first plane including the central axis of the horn and perpendicular to the side walls of the first pair, a shape defined by the following equation:y=a+b.multidot.e.sup.cxwhere a, b and c are constants and have values different in said first and said second sections, and the second pair of side walls is, in a second plane including the central axis of the horn and perpendicular to the side walls of the second pair, linear in the third section and an arc in the fourth section.
    • 扬声器喇叭,其包括第一和第二对侧壁。 第一对侧壁具有在第一和第二端之间的第一部分和第二部分,并且第二对侧壁具有第三部分和在第三和第四端之间的第四部分。 第一对侧壁在包括喇叭的中心轴线并垂直于第一对侧壁的第一平面中具有由以下等式定义的形状:y = a + b * ecx其中a,b和 c是常数,并且在所述第一和第二部分中具有不同的值,并且第二对侧壁在包括喇叭的中心轴线并垂直于第二对的侧壁的第二平面中在第三平面 第四部分为弧形弧。